Enclosed hopper



FIG. 1 is a front view of enclosed hopper showing my new design.

FIG. 2 is a left side view thereof; and,

FIG. 3 is a top view thereof.

Grain elevator and Grain Bin are shown in broken lines as they form no part of enclosed hopper design. 

CLAIM The ornamental design for an enclosed hopper, as shown and described in the attached drawings. 